Evidence continues to accumulate about human and wildlife exposure to chemical compounds called per- and polyfluoroalkyl substances, collectively referred to as PFAS, and their deleterious effects on the environment. The latest study, by a University of Rhode Island graduate stud … | Continue reading
For weeks, smoke has blanketed the west coast. The Bay Area has seen a vast improvement in the past few days, but terrible air lingers in Portland and Seattle. Millions of people have been furiously checking the air quality ratings in their neighborhood regularly. On the worst da … | Continue reading
Got a cat that always seems hungry? New University of Guelph research suggests you might want to reduce—not increase—how often you feed them. | Continue reading
California officials took the unusual step Tuesday of granting temporary endangered species status to the western Joshua tree, but will allow 15 solar energy firms to raze Joshua trees that stand in the way of their shovel-ready projects. | Continue reading
Misconceptions about child marriage (marriage under 18) appear widespread among the American public, potentially hampering efforts to address the practice globally. David Lawson and colleagues at the University of California, Santa Barbara, present these findings in the open-acce … | Continue reading
In a new study of volcanic processes, Bristol scientists have demonstrated the role nanolites play in the creation of violent eruptions at otherwise 'calm' and predictable volcanoes. | Continue reading
Emerging use of Global Navigation Satellite System (GNSS) makes it possible to continuously measure shallow changes in elevation of Earth surface. A study by the University of Bonn now shows that the quality of these measurements may have improved significantly during the pandemi … | Continue reading
University of Alberta scientists have uncovered the formation mechanism behind a class of mineral deposits that have been hotly contested until now. The findings shed new light on how iron deposits, among others, form—and this new understanding can aid geologists in the hunt for … | Continue reading
Hurricane Teddy has transitioned to a large post-tropical cyclone over eastern Canada. Using a NASA satellite rainfall product that incorporates data from satellites and observations, NASA estimated Teddy's rainfall rates. In addition to the heavy rainfall, Teddy causing destruct … | Continue reading
In the wake of outrage across the nation and racial justice protests spurred by the deaths and injuries of George Floyd, Breonna Taylor, Jacob Blake and other Black Americans, more than half of Americans believe policing in the country is not fair, according to a new national pol … | Continue reading
A small subpopulation of polar bears lives on what used to be thick, multiyear sea ice far above the Arctic Circle. The roughly 300 to 350 bears in Kane Basin, a frigid channel between Canada's Ellesmere Island and Greenland, make up about 1-2% of the world's polar bears. | Continue reading
Increasing environmental challenges have led scientists to rethink how protein can be produced. Traditional processes require a lot of space on land or sea, resulting in a high carbon footprint and reduced resources. A new article in Chemical & Engineering News, the weekly newsma … | Continue reading
NASA's Terra satellite passed over post-tropical storm Paulette after it had transitioned for a second time. Using infrared imagery, Terra found no strong storms remained. | Continue reading
A small near-Earth asteroid (or NEA) will briefly visit Earth's neighborhood on Thursday, Sept. 24, zooming past at a distance of about 13,000 miles (22,000 kilometers) above our planet's surface. The asteroid will make its close approach below the ring of geostationary satellite … | Continue reading
The World Meteorological Organization (WMO) has recognized a temperature of -69.6°C (-93.3°F) at an automatic weather station in Greenland on 22 December 1991 as the coldest ever recorded in the Northern Hemisphere. | Continue reading
Slow-moving post-tropical storm Beta continues to drop large amounts of rainfall in Texas as it moves into the Lower Mississippi Valley on Sept. 23. A NASA satellite rainfall product that incorporates data from satellites and observations estimated Beta's rainfall rates. | Continue reading
Genome duplications play a major role in the development of forms and structures of plant organisms and their changes across long periods of evolution. Heidelberg University biologists under the direction of Prof. Dr. Marcus Koch made this discovery in their research of the Brass … | Continue reading
New species of microbial life are continually being identified, but localizing them on a phylogenetic tree is a challenge. Now, researchers at the University of Tsukuba have pinpointed barthelonids, a genus of free-living heterotrophic biflagellates typified by Barthelona vulgari … | Continue reading
To understand how climate change may affect different ecosystems, 27 researchers from Brazil, Argentina, Colombia, Costa Rica, French Guiana and Puerto Rico, among other countries, conducted experiments in seven different locations involving the aquatic environment in the tank (c … | Continue reading
Storms, fires, bark beetles: Many forests around the world are increasingly affected by these and other natural disturbances. It is common practice to eliminate the consequences of these disturbances—in other words, to harvest damaged trees as quickly as possible. Spruce trees at … | Continue reading
NASA's Terra satellite provided a visible image of a slightly elongated Tropical Storm Dolphin as it battled wind shear upon its approach to east central Japan. | Continue reading
The natural world is astonishingly complex. After centuries of study, scientists still have much to learn about how all the species in an ecosystem coexist, for example. New research on microbial communities published in Nature Communications helps light the way to answering this … | Continue reading
NASA's Aqua satellite used infrared light to identify strongest storms and coldest cloud top temperatures in Tropical Storm Lowell and found them south of the center of circulation. | Continue reading
Biofilms—microbial communities that form slimy layers on surfaces—are difficult to treat and remove, often because the microbes release molecules that block the entry of antibiotics and other therapies. Now, researchers reporting in ACS Applied Materials & Interfaces have made ma … | Continue reading
College students are under a lot of stress, even more so lately due to the COVID-19 pandemic. Based on certain personality types, especially neurotic personalities, college health courses could help students develop a more positive stress mindset, according to research from facul … | Continue reading
Single photon emitters are essential devices for the realization of future optical quantum technologies including optical quantum computing and quantum key distribution. Towards this goal, Scientists in China and Japan identified and characterized a novel type of quantum emitter … | Continue reading
MoonRanger, a small robotic rover being developed by Carnegie Mellon University and its spinoff Astrobotic, has completed its preliminary design review in preparation for a 2022 mission to search for signs of water at the moon's south pole. | Continue reading
New research from UBC Okanagan shows that salvage logging on land damaged by wildfires has negative impacts on a variety of animals. | Continue reading
Researchers at Washington State University have predicted how and where the Asian giant hornet, an invasive newcomer to the Pacific Northwest, popularly dubbed the "murder hornet," could spread and find ideal habitat, both in the United States and globally. | Continue reading
In optical microscopy, high-speed volumetric imaging is limited by either the slow axial scanning rate or aberrations introduced by the z-scanning mechanism. To overcome these limitations, scientists at UT Southwestern have introduced a novel optical design that transforms a late … | Continue reading
Computational biologists at the University of Toronto have developed an artificial intelligence algorithm that has the potential to create novel protein molecules as finely tuned therapeutics. | Continue reading
Antibiotic resistance is one of the world's most urgent public health threats. In the United States alone, tens of thousands of deaths result each year from drug-resistant strains of common bacteria such as Staphylococcus aureus and Enterococcus faecium, which can cause virtually … | Continue reading
Nanoscale vortices known as skyrmions can be created in many magnetic materials. For the first time, researchers at PSI have managed to create and identify antiferromagnetic skyrmions with a unique property: critical elements inside them are arranged in opposing directions. Scien … | Continue reading
The warmer it gets, the faster Antarctica loses ice—and much of it will disappear forever. Consequences for the world's coastal cities and cultural heritage sites would be detrimental, from London to Mumbai, and from New York to Shanghai. That's the conclusion of a team of resear … | Continue reading
Proper folding of extremely long chromosomal DNA molecules is crucial for the correct functioning of the cell. Scientists from the Gerlich lab at IMBA—Institute of Molecular Biotechnology of the Austrian Academy of Sciences—developed a groundbreaking method to map contact points … | Continue reading
Cancer cells have been killed in lab experiments and tumor growth reduced in mice, using a new approach that turns a nanoparticle into a 'Trojan horse' that causes cancer cells to self-destruct, a research team at the Nanyang Technological University, Singapore (NTU Singapore) ha … | Continue reading
Tumor metastatic sentinel lymph nodes are difficult to distinguish from normal or inflamed lymph nodes (Inf-LN). Researchers designed a dual-targeting nanoparticle 5K-HA-HPPS for fluorescent/photoacoustic imaging of sentinel LN. Photoacoustic imaging showed a distinct spatial dis … | Continue reading
Xi Jinping's shock promise to lead the world into a safer climate future was thin on details, leaving many questions unanswered on how the world's worst polluter will meet a 2060 carbon neutral target. | Continue reading
A University of Liverpool study of air pollution in the UK during the first 100 days of lockdown has revealed that whilst nitrogen oxide levels were cut by half, levels of sulfur dioxide increased by over 100%. | Continue reading
Researchers at the University of Amsterdam have developed a novel class of molecules capable of raising the temperature of plants. Application of such molecular heaters allows crops to grow at lower environmental temperatures. This can extend the growth season, increase the avail … | Continue reading
Valentine's Day was sweet, spring break was fun, then… boom! COVID-19. Stay-at-home orders, workplace shutdowns, school closures and social distancing requirements changed lives almost overnight. Forty-two percent of the U.S. workforce now works from home full-time. In the six mo … | Continue reading
These are very challenging times for U.S. fossil fuel-producing states, such as Wyoming, Alaska and North Dakota. The COVID-19 economic downturn has reduced energy demand, with uncertain prospects for the extent of its recovery. Meanwhile, rising concern about climate change and … | Continue reading
In 2019, the Event Horizon Telescope Collaboration delivered the first image of a black hole, revealing M87*—the supermassive object in the center of the M87 galaxy. The team has now used the lessons learned last year to analyze the archival data sets from 2009-2013, some of them … | Continue reading
Electrochemistry is playing an increasingly important role: Whether it is fuel cells, electrolysis or chemical energy storage, chemical reactions controlled by electric current are used. The decisive factor in all these applications is that the reactions are as fast and efficient … | Continue reading
Gone are the days when voter influences involved a candidate stump speech, a piece of direct mail, a TV ad or a pamphlet. | Continue reading
Philosophers and ethicists have never had scientific proof that university ethics classes affect student moral behavior—until now. | Continue reading
Students in the first year of school to Year 10 have been learning remotely in Victoria. It's estimated first-year students (known as prep in Victoria) in areas that have been under lockdown for some time have missed around 12 weeks of classroom schooling in terms two and three. | Continue reading
How do you keep the world's tiniest soda cold? UCLA scientists may have the answer. | Continue reading